IT Systems Administrator Jobs in Sterling, VA

Support IT systems through troubleshooting and maintenance while delivering top-tier client support. Collaborate across teams to enhance system performance, manage daily operations, and provide effect...

Join our team as a Restore System Administrator to oversee data backup and recovery operations, manage disaster recovery plans, and ensure IT service continuity while collaborating in a fast-paced env...

Engage in vital IT system support by managing infrastructure, troubleshooting, and providing user assistance. Contribute to system operations and ensure smooth connectivity across devices while optimi...

Elevate IT infrastructure integrity by managing complex systems, networks, and storage. Apply your expertise to ensure operational excellence and tackle advanced integration challenges across various...

Optimize cloud operations by supporting the implementation and maintenance of secure, scalable AWS infrastructure for enterprise data, analytics, and AI/ML workloads, working collaboratively with engi...

Manage the implementation and support of critical systems for Anti-Terrorism programs. Collaborate with cross-functional teams, providing maintenance, security, and user support across various Navy in...

Champion system performance and security by maintaining, updating, and troubleshooting critical C4I systems. Ensure effective IT solutions and user support across multiple Navy installations, contribu...

Transform your career by leading complex system implementations, troubleshooting, and administration. Elevate operational efficiency through hardware/software management, technical support, and perfor...

Take ownership of IT system operations by providing support, troubleshooting, and enhancing infrastructure processes. Manage Linux and Windows systems while ensuring optimal performance and reliabilit...

Lead the charge in securing vital information systems by developing and implementing policies in compliance with government regulations. Collaborate with stakeholders, manage security tools, and stay...

Drive efficiency and security in VDI environments by providing senior-level system administration expertise, leading onboarding, ticket escalations, and strategic enhancements to support evolving tech...

Lead the charge in managing server environments and cloud services while ensuring optimal performance and security. Collaborate with a skilled team in a fully remote setting, supporting critical infra...

Lead the administration of secure Linux and Windows systems, ensuring optimal performance in a fast-paced national security environment while supporting cloud and hybrid infrastructures for defense an...

Advance your career by supporting critical infrastructure initiatives and enhancing cybersecurity operations through strategic systems engineering, cloud integration, and compliance expertise in a hyb...

Lead the maintenance and troubleshooting of critical IT infrastructure, overseeing system operations and technical support for enterprise technologies, ensuring reliability and optimal performance acr...

Drive network reliability by troubleshooting and optimizing infrastructure, ensuring compliance and security. Collaborate with team members, maintain certification, and manage outages to support a 24...

Transform your career by managing mission-critical IT systems and providing top-tier support across diverse environments. Focus on system integrity and performance while troubleshooting complex issues...

Accelerate progress at the forefront of Linux/UNIX system administration, ensuring high availability and robust security for Army command-and-control mission systems while providing technical leadersh...

Join a team that's driving excellence in Linux/UNIX systems administration. Lead technical initiatives, oversee security, and ensure top performance for mission-critical Army command-and-control syste...

Analyze IT system performance and ensure seamless operations by managing and troubleshooting infrastructure. Enhance service delivery through Tier I and Tier II support while optimizing processes to i...

Deliver top-tier IT support by managing systems infrastructure, troubleshooting issues, and ensuring operational integrity. Engage in user support, enhance reliability, and maintain a secure computing...

Advance IT excellence by managing system infrastructure, resolving technical issues, and ensuring system performance. Collaborate with teams to provide exceptional support while maintaining operationa...

Elevate your career by supporting essential IT systems as a System Administrator. You'll troubleshoot, maintain, and optimize network infrastructure while ensuring seamless operations and user support...

Shape the future of IT support by managing critical systems and providing exceptional user assistance. Collaborate with teams to ensure seamless operations, troubleshoot issues, and implement enhancem...

Contribute to the stability and security of mission-critical GIS operations by leading the administration of Esri ArcGIS Enterprise systems. Ensure seamless integration, performance, and user support...